Pp. 160; 75 text-figures (50 are color photos of mushrooms, 25 are black-and-white photos of spores and equipment used to grow mushrooms). Color pictorial stiff wrappers, lg 8vo. This book is far and away the best guide to psilocybin-containing mushrooms and their relatives. It provides detailed and accurate information about the dark-spored agarics, a group of gilled mushrooms difficult to identify and classify. This volume describes 76 species of psilocybin-containing mushrooms and their uses. This volume is from the private research collection of University of Michigan mycologist Alexander H. Smith with his signature on the half-title page.